package en.edu.scau.cmi.zhanzhiyong.carpter02;

public class getCircleArea {
	public static void main(String[] args) {
		
		Circle circles= new Circle();
		
		double area1,area2;
		
		circles.r = 123.86;
		area1 = circles.area();
		
		circles.r = 69;
		area2 = circles.area();
		
		System.out.printf("%f\n%f",area1,area2);
		
		
	}
}
